diff options
author | Thomas Vander Stichele <thomas@apestaart.org> | 2005-12-01 14:30:01 +0000 |
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committer | Thomas Vander Stichele <thomas@apestaart.org> | 2005-12-01 14:30:01 +0000 |
commit | 7a4f8655ce2679dc535d6698630dbc087dc1ce87 (patch) | |
tree | 88124114105a1b2dd08b99207689d5313c6c029f /gst/rtp/gstrtpL16enc.c | |
parent | 0b3776c0b80196d747c351ebf3e165434a38a22b (diff) |
Do burger's rename for rtp payloaders and depayloaders
Original commit message from CVS:
Do burger's rename for rtp payloaders and depayloaders
Diffstat (limited to 'gst/rtp/gstrtpL16enc.c')
-rw-r--r-- | gst/rtp/gstrtpL16enc.c | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/gst/rtp/gstrtpL16enc.c b/gst/rtp/gstrtpL16enc.c deleted file mode 100644 index aecd21ad..00000000 --- a/gst/rtp/gstrtpL16enc.c +++ /dev/null @@ -1,345 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif -#include <string.h> -#include <stdlib.h> -#include "gstrtpL16enc.h" - -/* elementfactory information */ -static GstElementDetails gst_rtpL16enc_details = { - "RTP RAW Audio Encoder", - "Codec/Encoder/Network", - "Encodes Raw Audio into a RTP packet", - "Zeeshan Ali <zak147@yahoo.com>" -}; - -/* RtpL16Enc signals and args */ -enum -{ - /* FILL ME */ - LAST_SIGNAL -}; - -enum -{ - /* FILL ME */ - ARG_0 -}; - -static GstStaticPadTemplate gst_rtpL16enc_sink_template = -GST_STATIC_PAD_TEMPLATE ("sink", - GST_PAD_SINK, - GST_PAD_ALWAYS, - GST_STATIC_CAPS ("audio/x-raw-int, " - "endianness = (int) BYTE_ORDER, " - "signed = (boolean) true, " - "width = (int) 16, " - "depth = (int) 16, " - "rate = (int) [ 1000, 48000 ], " "channels = (int) [ 1, 2 ]") - ); - -static GstStaticPadTemplate gst_rtpL16enc_src_template = -GST_STATIC_PAD_TEMPLATE ("src", - GST_PAD_SRC, - GST_PAD_ALWAYS, - GST_STATIC_CAPS ("application/x-rtp") - ); - -static void gst_rtpL16enc_class_init (GstRtpL16EncClass * klass); -static void gst_rtpL16enc_base_init (GstRtpL16EncClass * klass); -static void gst_rtpL16enc_init (GstRtpL16Enc * rtpL16enc); -static void gst_rtpL16enc_chain (GstPad * pad, GstData * _data); -static void gst_rtpL16enc_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec); -static void gst_rtpL16enc_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec); -static GstPadLinkReturn gst_rtpL16enc_sinkconnect (GstPad * pad, - const GstCaps * caps); -static GstStateChangeReturn gst_rtpL16enc_change_state (GstElement * element, - GstStateChange transition); - -static GstElementClass *parent_class = NULL; - -static GType -gst_rtpL16enc_get_type (void) -{ - static GType rtpL16enc_type = 0; - - if (!rtpL16enc_type) { - static const GTypeInfo rtpL16enc_info = { - sizeof (GstRtpL16EncClass), - (GBaseInitFunc) gst_rtpL16enc_base_init, - NULL, - (GClassInitFunc) gst_rtpL16enc_class_init, - NULL, - NULL, - sizeof (GstRtpL16Enc), - 0, - (GInstanceInitFunc) gst_rtpL16enc_init, - }; - - rtpL16enc_type = - g_type_register_static (GST_TYPE_ELEMENT, "GstRtpL16Enc", - &rtpL16enc_info, 0); - } - return rtpL16enc_type; -} - -static void -gst_rtpL16enc_base_init (GstRtpL16EncClass * klass) -{ - GstElementClass *element_class = GST_ELEMENT_CLASS (klass); - - gst_element_class_add_pad_template (element_class, - gst_static_pad_template_get (&gst_rtpL16enc_sink_template)); - gst_element_class_add_pad_template (element_class, - gst_static_pad_template_get (&gst_rtpL16enc_src_template)); - gst_element_class_set_details (element_class, &gst_rtpL16enc_details); -} - -static void -gst_rtpL16enc_class_init (GstRtpL16EncClass * klass) -{ - GObjectClass *gobject_class; - GstElementClass *gstelement_class; - - gobject_class = (GObjectClass *) klass; - gstelement_class = (GstElementClass *) klass; - - parent_class = g_type_class_ref (GST_TYPE_ELEMENT); - - gobject_class->set_property = gst_rtpL16enc_set_property; - gobject_class->get_property = gst_rtpL16enc_get_property; - - gstelement_class->change_state = gst_rtpL16enc_change_state; -} - -static void -gst_rtpL16enc_init (GstRtpL16Enc * rtpL16enc) -{ - rtpL16enc->sinkpad = - gst_pad_new_from_template (gst_static_pad_template_get - (&gst_rtpL16enc_sink_template), "sink"); - rtpL16enc->srcpad = - gst_pad_new_from_template (gst_static_pad_template_get - (&gst_rtpL16enc_src_template), "src"); - gst_element_add_pad (GST_ELEMENT (rtpL16enc), rtpL16enc->sinkpad); - gst_element_add_pad (GST_ELEMENT (rtpL16enc), rtpL16enc->srcpad); - gst_pad_set_chain_function (rtpL16enc->sinkpad, gst_rtpL16enc_chain); - gst_pad_set_link_function (rtpL16enc->sinkpad, gst_rtpL16enc_sinkconnect); - - rtpL16enc->frequency = 44100; - rtpL16enc->channels = 2; - - rtpL16enc->next_time = 0; - rtpL16enc->time_interval = 0; - - rtpL16enc->seq = 0; - rtpL16enc->ssrc = random (); -} - -static GstPadLinkReturn -gst_rtpL16enc_sinkconnect (GstPad * pad, const GstCaps * caps) -{ - GstRtpL16Enc *rtpL16enc; - GstStructure *structure; - gboolean ret; - - rtpL16enc = GST_RTP_L16_ENC (gst_pad_get_parent (pad)); - - structure = gst_caps_get_structure (caps, 0); - - ret = gst_structure_get_int (structure, "rate", &rtpL16enc->frequency); - ret &= gst_structure_get_int (structure, "channels", &rtpL16enc->channels); - - if (!ret) - return GST_PAD_LINK_REFUSED; - - /* Pre-calculate what we can */ - rtpL16enc->time_interval = - GST_SECOND / (2 * rtpL16enc->channels * rtpL16enc->frequency); - - return GST_PAD_LINK_OK; -} - - -void -gst_rtpL16enc_htons (GstBuffer * buf) -{ - gint16 *i, *len; - - /* FIXME: is this code correct or even sane at all? */ - i = (gint16 *) GST_BUFFER_DATA (buf); - len = i + GST_BUFFER_SIZE (buf) / sizeof (gint16 *); - - for (; i < len; i++) { - *i = g_htons (*i); - } -} - -static void -gst_rtpL16enc_chain (GstPad * pad, GstData * _data) -{ - GstBuffer *buf = GST_BUFFER (_data); - GstRtpL16Enc *rtpL16enc; - GstBuffer *outbuf; - Rtp_Packet packet; - - g_return_if_fail (pad != NULL); - g_return_if_fail (GST_IS_PAD (pad)); - g_return_if_fail (buf != NULL); - - rtpL16enc = GST_RTP_L16_ENC (GST_OBJECT_PARENT (pad)); - - g_return_if_fail (rtpL16enc != NULL); - g_return_if_fail (GST_IS_RTP_L16_ENC (rtpL16enc)); - - if (GST_IS_EVENT (buf)) { - GstEvent *event = GST_EVENT (buf); - - switch (GST_EVENT_TYPE (event)) { - case GST_EVENT_DISCONTINUOUS: - GST_DEBUG ("discont"); - rtpL16enc->next_time = 0; - gst_pad_event_default (pad, event); - return; - default: - gst_pad_event_default (pad, event); - return; - } - } - - /* We only need the header */ - packet = rtp_packet_new_allocate (0, 0, 0); - - rtp_packet_set_csrc_count (packet, 0); - rtp_packet_set_extension (packet, 0); - rtp_packet_set_padding (packet, 0); - rtp_packet_set_version (packet, RTP_VERSION); - rtp_packet_set_marker (packet, 0); - rtp_packet_set_ssrc (packet, g_htonl (rtpL16enc->ssrc)); - rtp_packet_set_seq (packet, g_htons (rtpL16enc->seq)); - rtp_packet_set_timestamp (packet, - g_htonl ((guint32) rtpL16enc->next_time / GST_SECOND)); - - if (rtpL16enc->channels == 1) { - rtp_packet_set_payload_type (packet, (guint8) PAYLOAD_L16_MONO); - } - - else { - rtp_packet_set_payload_type (packet, (guint8) PAYLOAD_L16_STEREO); - } - - /* FIXME: According to RFC 1890, this is required, right? */ -#if G_BYTE_ORDER == G_LITTLE_ENDIAN - gst_rtpL16enc_htons (buf); -#endif - - outbuf = gst_buffer_new (); - GST_BUFFER_SIZE (outbuf) = - rtp_packet_get_packet_len (packet) + GST_BUFFER_SIZE (buf); - GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf)); - GST_BUFFER_TIMESTAMP (outbuf) = rtpL16enc->next_time; - - memcpy (GST_BUFFER_DATA (outbuf), packet->data, - rtp_packet_get_packet_len (packet)); - memcpy (GST_BUFFER_DATA (outbuf) + rtp_packet_get_packet_len (packet), - GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf)); - - GST_DEBUG ("gst_rtpL16enc_chain: pushing buffer of size %d", - GST_BUFFER_SIZE (outbuf)); - gst_pad_push (rtpL16enc->srcpad, GST_DATA (outbuf)); - - ++rtpL16enc->seq; - rtpL16enc->next_time += rtpL16enc->time_interval * GST_BUFFER_SIZE (buf); - - rtp_packet_free (packet); - gst_buffer_unref (buf); -} - -static void -gst_rtpL16enc_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec) -{ - GstRtpL16Enc *rtpL16enc; - - g_return_if_fail (GST_IS_RTP_L16_ENC (object)); - rtpL16enc = GST_RTP_L16_ENC (object); - - switch (prop_id) { - default: - break; - } -} - -static void -gst_rtpL16enc_get_property (GObject * object, guint prop_id, GValue * value, - GParamSpec * pspec) -{ - GstRtpL16Enc *rtpL16enc; - - g_return_if_fail (GST_IS_RTP_L16_ENC (object)); - rtpL16enc = GST_RTP_L16_ENC (object); - - switch (prop_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static GstStateChangeReturn -gst_rtpL16enc_change_state (GstElement * element, GstStateChange transition) -{ - GstRtpL16Enc *rtpL16enc; - - g_return_val_if_fail (GST_IS_RTP_L16_ENC (element), GST_STATE_CHANGE_FAILURE); - - rtpL16enc = GST_RTP_L16_ENC (element); - - GST_DEBUG ("state pending %d\n", GST_STATE_PENDING (element)); - - /* if going down into NULL state, close the file if it's open */ - switch (transition) { - case GST_STATE_CHANGE_NULL_TO_READY: - break; - - case GST_STATE_CHANGE_READY_TO_NULL: - break; - - default: - break; - } - - /* if we haven't failed already, give the parent class a chance to ;-) */ - if (GST_ELEMENT_CLASS (parent_class)->change_state) - return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); - - return GST_STATE_CHANGE_SUCCESS; -} - -gboolean -gst_rtpL16enc_plugin_init (GstPlugin * plugin) -{ - return gst_element_register (plugin, "rtpL16enc", - GST_RANK_NONE, GST_TYPE_RTP_L16_ENC); -} |